This SIGDEV presentation dated June 2012 describes techniques for filtering very large datasets through the cloud-based GHOSTMACHINE framework. Cooperation between NSA and GCHQ during the 2012 London Olympics – the “Olympic Option” – is used as a case study: see the Intercept article British Spy Chiefs Secretly Begged to Play in NSA’s Data Pools, 30 […]

Excerpts from slides describing GHOSTMACHINE, the NSA Special Source Operations cloud-based analytics platform: see the Washington Post article New documents show how the NSA infers relationships based on mobile location data, 10 December 2013.

This 6 September 2011 post from the NSA’s internal SIDToday newsletter describes progress in the agency’s speech-to-text capability over the course of the year: see the Intercept article The Computers are Listening: How the NSA Converts Spoken Words Into Searchable Text, 5 May 2015.

This undated presentation from the NSA’s European Cryptologic Center explains some of the activities of the agency’s main European base: see the Der Spiegel article Terrorverdächtige: NSA nutzte Erkenntnisse aus Deutschland-Filiale für Tötungen, 15 June 2014.